import torch
A = torch.range(1,12).view(3, 4)
print(A)
B = torch.range(13,24).view(3, 4)
print(B)
print(A@B.t())
C = B@A.t()
print("--------")
print(C)
print(A@B.t()==C.t())
print("--------")
print(A.exp())
print("--------")
import numpy as np
A = np.log2(10)
B = np.log10(10)
print(A, B)
